 After nine years in the Caribbean, Morrell found himself in the Mediterranean in a succession of ships including , from which he beheld the fall of Genoa in 1814, one of his last naval actions during the Napoleonic Wars.At the end of hostilities, Britain turned to Arctic exploration to employ its navy and to attempt to discover a shorter route to the resource-rich Pacific.In 1818, Morrell took part in a "perilous voyage of discovery" to Spitsbergen, in search of the Northwest Passage, in what was one of the earliest voyages of Arctic discovery.